| SKU | 7100408131 |
|---|---|
| Legacy SKU | UU014798787 |
| UPC | 00068060070401 |
| Catalog Number | 23812 |
| Product Number | 23812 |
3M Two-Sided Sanding Spongeis a versatile hand sanding pad with two abrasives sides, bonded to a flexible soft foam, which allows extended product life and use in wet or dry sanding applications.
- Versatile use for multiple surfaces
- Low-density, soft foam for enhanced flexibility
- Waterproof bonding system, suitable for wet or dry sanding
- Two-sided abrasive
- Available in various color-coded grades
Product Dimensions |
Imperial | Metric |
| Weight | 0.62556 lbs | |
|---|---|---|
| Width | 5 in | |
| Length | 7.79528 in | |
| Height | 5.51181 in |
Shipping Dimensions |
|
| Weight | 6.51246 lb |
|---|---|
| Length | 15.86614 in |
| Width | 6.14173 in |
| Height | 24.13386 in |
| Color | Gray |
|---|
PRODUCT FAQ
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What grit level is this sanding sponge, and what surfaces is it best for?
This sponge features a Microfine 1000-1200 grit, which is ideal for fine finishing, smoothing, and polishing work. It's perfect for preparing surfaces before staining or painting, and works great on wood, drywall, and composite materials.
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Can I use both sides of the sponge?
Yes, absolutely! The "Two-Sided" design means you get sanding surfaces on both sides, which gives you excellent value and lets you keep working even after one side becomes worn.
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What are the dimensions of each sponge?
Each sponge measures 124 mm x 98 mm, or 4.8 inches x 3.8 inches. That's a comfortable, handheld size that gives you good control and coverage.
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How many sponges come in a standard order?
You'll receive 20 sponges per carton, and we typically sell them in cases of 9 cartons, which gives you 180 sponges total. Of course, we can work with you on quantity if you need something different.
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Why should I choose 3M sanding sponges over other brands?
3M sanding sponges are engineered for durability, consistent performance, and reliable results. The foam backing conforms to irregular surfaces better than flat sandpaper, and our quality standards ensure you get dependable products every single time.
The 3M Two-Sided Sanding Sponge represents a versatile abrasive tool designed to accommodate both wet and dry sanding applications across an extensive range of surface materials and substrates. Its construction utilizes a low-density, soft foam composition that delivers exceptional flexibility and conformability, making it particularly well-suited for hand sanding operations on curved surfaces, intricate shapes, and contoured areas where rigid sanding blocks would be impractical or ineffective.
One of the distinguishing features of this sanding sponge is its innovative dual-sided abrasive design. This engineering approach effectively extends the operational lifespan of the product by providing two usable sanding surfaces, thereby doubling the practical working life compared to conventional single-sided abrasive alternatives. This characteristic delivers enhanced value and reduces the frequency of product replacement necessary during extended sanding projects.
To streamline the selection process and optimize workflow efficiency, the sponges incorporate a color-coded grading system that allows users to quickly identify the appropriate abrasive grade for their specific application requirements. This intuitive identification system minimizes decision-making time and helps professionals maintain consistent productivity throughout their projects.
The 3M Two-Sided Sanding Sponge has been engineered with precision to withstand the demanding operational requirements and quality standards expected by professional tradespeople working in the automotive repair and marine industries, where reliable surface preparation is essential for superior finishing results.

